4923439 has 2 divisors, whose sum is σ = 4923440. Its totient is φ = 4923438.

The previous prime is 4923433. The next prime is 4923461. The reversal of 4923439 is 9343294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4923439 - 2¹¹ = 4921391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4923433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2461719 + 2461720.

It is an arithmetic number, because the mean of its divisors is an integer number (2461720).

Almost surely, 2^4923439 is an apocalyptic number.

4923439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4923439 is an equidigital number, since it uses as much as digits as its factorization.

4923439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 34.

The square root of 4923439 is about 2218.8823763327. The cubic root of 4923439 is about 170.1203185147.

The spelling of 4923439 in words is "four million, nine hundred twenty-three thousand, four hundred thirty-nine".